Knock on Effect

Enter the password in the video below :

Many thanks to Michael Murray for his additional ideas with the force. An alternative idea from Michael is as follows :

Regarding the predictions they can also read as something like ‘Your guess for the amount of cards we had was close, you were only off by X’

Michael has also pointed out that you can write the predictions exactly how you prefer them to read  

Keep updated as future material will be added here  

If you need any additional help then do not hesitate to contact me joel (at)